diff --git a/requirements.txt b/requirements.txt
index 81f657c..b341269 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ Flask-MongoAlchemy==0.7.2
 Flask-SQLAlchemy==2.4.1
 Flask-WTF==0.14.3
 itsdangerous==1.1.0
-Jinja2==2.11.1
+Jinja2==2.11.3
 Markdown==3.2.1
 MarkupSafe==1.1.1
 MongoAlchemy==0.19